THEME02-0-1018-96/2006

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02-0-1018-96/2006

Priority:

Status:

Extended

Particle Accelerator Physics and Engineering

Leader:

I.N. Meshkov
G.D. Shirkov

Scientific Programme:
Design and simulation of the ion storage ring with the electron cooling system, the multicharged ion sources, beam diagnostics and transportation channels for JINR, ITEP, BNL, GSI, FZJ, RIKEN, GU, NIRS and ICR accelerators. Creation of the low energy positron/electron storage ring LEPTA (Low Energy Particle Toroidal Accumulator).

Expected main results in 2004:

Development of the electron cooling method:
- Development of software for simulation of the electron cooling process and beam dynamics in the ion storage rings RHIC (BNL), HESR (GSI), IR (RIKEN), LSR (ICR, Kyoto University).
- Elaboration of technical project of electron cooling system for Nuclotron.
- Design of electron cooling systems for TWAC (ITEP), IR (RIKEN) and NIRS (Chiba), testing of their elements.
Design of the prototype optics profilometer for the proton beam of Nuclotron (JINR) and COSY (FZJ).
Theoretical and experimental investigation on ion sources:
- Calculation and design of ion source elements and transportation channels.
- Elaboration of the laser based solid material loader for the ECR source.
- Design of the ion source X-ray diagnostics.
- Development of the program package for simulations of processes in ion sources and transporation channels.
Creation of LEPTA:
- Assembling of the LEPTA ring and first experiments with a circulating electron beam.
- Design and construction of the positron injector for LEPTA.
- Further development of the program package for simulation of nonlinear dynamics in storage rings with strong transverse coupling.
- Setting-up of experiments with electron cooling of positrons, generation of positronium and experiments with it.
Design of the synchrotron for the radiation therapy:
- Choice of the parameters for the focusing system for the medical therapy synchrotron with the final energy variation in the range 70-230 MeV.
- Choice of the scheme for the proton beam injection and extraction (fast and slow extraction), parameters of the accelerating system and the system of electron cooling for the proton beam.
- Choice of the parameters for the proton injector, vacuum system, system of beam diagnostics control of the medical synchrotron,
- Beam dynamics simulation for the medical synchrotron project on the basis of the DELSY storage ring.

List of Activities

Activity or project

Spokespersons

Status

Development of the electron
cooling method

I.N. Meshkov
A.V. Smirnov

Technical proposal
Realization

Beam diagnostic

I.N. Meshkov

Technical proposal
Realization

Investigation on multicharged
ion sources

G.D. Shirkov

Technical proposal

Creation of LEPTA

I.N. Meshkov
I.A. Seleznev

Realization

Design of the medical synchrotron DLNP

E.M. Syresin
N.A. Morozov

Proposal

Collaboration
Country or international organization	City	Institute or Laboratory
CERN	Geneva
France	Caen	GANIL
Germany	Bochum	RUB
	Dresden	TUD
	Frankfurt/Main	GU
	Darmstadt	GSI
	Julich	FZJ
Italy	Catania	INFN LNS
Japan	Wako	RIKEN
	Chiba	NIRS
	Kyoto	Kyoto Univ.
JINR	Dubna	FLNR
		LPP
		VBLHE
Russia	Moscow	SSC-ITEP
		SSC RRC KI
	Troitsk	INR RAS
	Novosibirsk	BINP SB RAS
	Sarov	RFNC-VNIIEF
The United Kingdom	Swansea	Univ.
The USA	Upton, NY	BNL

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